1066226406 has 32 divisors (see below), whose sum is σ = 2478401280. Its totient is φ = 299472096.

The previous prime is 1066226389. The next prime is 1066226429. The reversal of 1066226406 is 6046226601.

It is a super-2 number, since 2×1066226406² = 2273677497703353672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212661 + ... + 217616.

It is an arithmetic number, because the mean of its divisors is an integer number (77450040).

Almost surely, 2^1066226406 is an apocalyptic number.

1066226406 is an abundant number, since it is smaller than the sum of its proper divisors (1412174874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1066226406 is a wasteful number, since it uses less digits than its factorization.

1066226406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430348.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 1066226406 is about 32653.1224540625. The cubic root of 1066226406 is about 1021.6053172210.

The spelling of 1066226406 in words is "one billion, sixty-six million, two hundred twenty-six thousand, four hundred six".